Let's calculate 6338 x 6371
6338 × 6371 = 6371 × (6338)
+ 6371 × 8 what gives us 50968
+ 6371 × 30 that results in 191130
+ 6371 × 300 giving us 1911300
+ 6371 × 6000 that equals 38226000

= 40379398
